I don't think ____ possible to master a foreign language with six_英语解答

I don't think ____ possible to master a foreign language with six months.
A、it B、that C、this D、those

人气：195 ℃　时间：2019-08-22 14:45:10

解答

A
sb think it adj.to do sth 固定用法‘ IT 作形式宾语,形容词作宾补,不定式是真正宾语.